def getitem__Rope_Slice(space, w_str, w_slice):
node = w_str._node
length = node.length()
start, stop, step, sl = w_slice.indices4(space, length)
if sl == 0:
return W_RopeObject.EMPTY
return W_RopeObject(rope.getslice(node, start, stop, step, sl))
def getitem__RopeUnicode_Slice(space, w_uni, w_slice):
node = w_uni._node
length = node.length()
start, stop, step, sl = w_slice.indices4(space, length)
if sl == 0:
return W_RopeUnicodeObject.EMPTY
return W_RopeUnicodeObject(rope.getslice(node, start, stop, step, sl))
def getslice__Rope_ANY_ANY(space, w_str, w_start, w_stop):
node = w_str._node
length = node.length()
start, stop = normalize_simple_slice(space, length, w_start, w_stop)
sl = stop - start
if sl == 0:
return W_RopeObject.EMPTY
return W_RopeObject(rope.getslice(node, start, stop, 1, sl))
def getslice__RopeUnicode_ANY_ANY(space, w_uni, w_start, w_stop):
node = w_uni._node
length = node.length()
start, stop = normalize_simple_slice(space, length, w_start, w_stop)
sl = stop - start
if sl == 0:
return W_RopeUnicodeObject.EMPTY
return W_RopeUnicodeObject(rope.getslice(node, start, stop, 1, sl))
